Azhar, R., Kusuma Wisnu, F., Satria Dwi Kesuma, F. ., Rizki Eka Putri, W. . and Andri Prasetya, R. . (2022) “State-space Implementation in Forecasting Carbon and Gas Prices in Commodity Markets”, International Journal of Energy Economics and Policy, 12(3), pp. 280–286. doi: 10.32479/ijeep.12894.